fix bug with editor getting a positive bottom css value in firefox

build/js/ox.ui.js

@@ -9127,6 +9127,7 @@ requires
             that.$elements[i] = v.element
                 .css(self.edges[2], (parseInt(v.element.css(self.edges[2])) || 0) + 'px')
                 .css(self.edges[3], (parseInt(v.element.css(self.edges[3])) || 0) + 'px');
+            //alert(v.element.css(self.edges[3]))
         });
 
         // create resizebars
@@ -9232,11 +9233,12 @@ requires
             var pos = Ox.isNumber(id) ? id : getPositionById(id);
             Ox.print('replace', pos, element);
             Ox.print('element', self.options.elements[pos].element, element)
-            self.options.elements[pos].element.replaceWith(element.$element.$element || element.$element);
-            self.options.elements[pos].element = element;
             that.$elements[pos] = element
                 .css(self.edges[2], (parseInt(element.css(self.edges[2])) || 0) + 'px')
                 .css(self.edges[3], (parseInt(element.css(self.edges[3])) || 0) + 'px');
+            //alert(element.css(self.edges[3]))
+            self.options.elements[pos].element.replaceWith(element.$element.$element || element.$element);
+            self.options.elements[pos].element = element;
             setSizes();
             self.$resizebars.forEach(function($resizebar, i) {
                 $resizebar.options({